* {
  margin: 0;
  padding: 0;
  list-style-type: none;
  box-sizing: border-box;
  outline: none;
}

html,
body {
  height: 100vh;
  font-size: 13px;
  margin: 0;
  padding: 0;
}

body,
textarea {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.2em;
  background-color: #f1f1f1;
  margin: 0;
  padding: 0;
}

ul,
li {
  padding: 0;
  margin: 0;
  list-style: none;

  -webkit-user-select: none; /* Safari */
  -moz-user-select: none; /* Firefox */
  -ms-user-select: none; /* IE10+/Edge */
  user-select: none; /* Standard syntax */
}

a {
  color: #343440;
  text-decoration: none;
}

#app {
  height: 100vh;
  color: #2c3e50;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji,
    Segoe UI Symbol;
}
